Re: in search of Programming tutorial
This isn't Linux specific, but will help you write better C++ on any platform:
Pointers, References and Values
There are a lot of useful resources linked from http://www.code4u.com/ as well.
You can write Mac OS/Linux cross-platform applications with ZooLib:
I have the beginnings of a tutorial about it at:
The ZooLib Cookbook
Michael D. Crawford
GoingWare Inc. - Expert Software Development and Consulting
Tilting at Windmills for a Better Tomorrow.